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United States Patent | 5,066,898 |
Miller ,   et al. | November 19, 1991 |
A multi-way electronic control switch having a central control unit and a plurality of remote touch pads. The central control unit is wired between power and a load, and may be wired as a single pole, single throw switch. Each remote touch pad is connected to the central control unit via a single conducting wire. The central control unit senses signals from a remote touch pad and varies the power to the load accordingly.
Inventors: | Miller; Ronald E. (Zanesville, OH); James; Robert L. (Cambridge, OH) |
Assignee: | Delat Systems, Incorporated (Cambridge, OH) |
Appl. No.: | 518464 |
Filed: | May 3, 1990 |
Current U.S. Class: | 315/362; 307/116; 323/904 |
Intern'l Class: | H05B 037/02 |
Field of Search: | 315/362 307/114,116,117,125,130,139,140 323/904,905,322 |
4525634 | Jun., 1985 | Southard | 315/362. |
4591765 | May., 1986 | Beck | 307/140. |
4651022 | Mar., 1987 | Cowley | 315/362. |
4758735 | Jul., 1988 | Ingraham | 307/116. |
4939382 | Jul., 1990 | Gruodis | 323/904. |